<template>
  <el-dialog
      model-value="menuDialogVisible"
      title="分配权限"
      width="30%"
      @close="handleClose"
  >

    <el-form
        ref="formRef"
        :model="form"
        label-width="100px"
    >

      <el-tree
          ref="treeRef"
          :data="treeData"
          :props="defaultProps"
          show-checkbox
          :default-expand-all=true
          node-key="id"
          :check-strictly=true
      />

    </el-form>

    <template #footer>
      <span class="dialog-footer">
        <el-button type="primary" @click="handleConfirm">确认</el-button>
        <el-button @click="handleClose">取消</el-button>
      </span>
    </template>
  </el-dialog>
</template>

<script setup>

import {defineEmits, defineProps, ref, watch} from "vue";
import requestUtil, {getServerUrl} from "@/util/request";
import {ElMessage} from 'element-plus'


const defaultProps = {
  children: 'children',
  label: 'name'
}

const props = defineProps(
    {
      id: {
        type: Number,
        default: -1,
        required: true
      },
      menuDialogVisible: {
        type: Boolean,
        default: false,
        required: true
      }
    }
)


const form = ref({
  id: -1
})

const treeData = ref([]);

const formRef = ref(null)

const treeRef = ref(null)

const initFormData = async (id) => {
  const res = await requestUtil.get("menu/treeList");

  treeData.value = res.data.treeList;
  form.value.id = id;

  const res2 = await requestUtil.get("role/menus?id=" + id);

  treeRef.value.setCheckedKeys(res2.data.menuIdList);

}


watch(
    () => props.menuDialogVisible,
    () => {
      let id = props.id;
      console.log("id=" + id)
      if (id != -1) {
        initFormData(id)
      }
    }
)


const emits = defineEmits(['update:modelValue', 'initRoleList'])

const handleClose = () => {
  emits('update:modelValue', false)
}

const handleConfirm=async ()=>{

  var menuIds=treeRef.value.getCheckedKeys();

  let result=await requestUtil.post("role/grant",{"id":form.value.id,"menuIds":menuIds});
  let data=result.data;
  if(data.code==200){
    ElMessage.success("执行成功！")
    emits("initRoleList")
    handleClose();
  }else{
    ElMessage.error(data.msg);
  }


}

</script>

<style scoped>

</style>
